Search: id:A139653
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%I A139653
%S A139653 257,269,317,353,397,449,509,577,653,829,929,1013,1021,1061,1093,1153,
%T A139653 1181,1237,1277,1301,1373,1409,1453,1549,1637,1697,1741,1973,2017,2237,
%U A139653 2281,2293,2341,2377,2381,2473,2557,2677,2693,2753,2861,2953
%N A139653 Primes of the form x^2+253y^2.
%C A139653 Discriminant=-1012. See A139643 for more information.
%F A139653 The primes are congruent to {1, 9, 25, 49, 81, 93, 133, 141, 169, 177, 
               185, 213, 225, 257, 265, 269, 289, 301, 317, 353, 357, 361, 377, 
               397, 441, 445, 449, 485, 489, 509, 533, 537, 553, 565, 577, 581, 
               625, 653, 669, 685, 729, 749, 785, 817, 829, 837, 841, 905, 929, 
               933, 949, 961, 969, 993, 1005} (mod 1012).
%t A139653 QuadPrimes[1, 0, 253, 10000] (* see A106856 *)
%Y A139653 Sequence in context: A051333 A043676 A045030 this_sequence A060879 A062382 
               A105345
%Y A139653 Adjacent sequences: A139650 A139651 A139652 this_sequence A139654 A139655 
               A139656
%K A139653 nonn,easy
%O A139653 1,1
%A A139653 T. D. Noe (noe(AT)sspectra.com), Apr 29 2008

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